diff --git a/package-lock.json b/package-lock.json
index c29cb3a..c1b3493 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1076,9 +1076,9 @@
       }
     },
     "estraverse": {
-      "version": "5.1.0",
-      "resolved": "https://registry.npmjs.org/estraverse/-/estraverse-5.1.0.tgz",
-      "integrity": "sha512-FyohXK+R0vE+y1nHLoBM7ZTyqRpqAlhdZHCWIWEviFLiGB8b04H6bQs8G+XTthacvT8VuwvteiP7RJSxMs8UEw=="
+      "version": "5.2.0",
+      "resolved": "https://registry.npmjs.org/estraverse/-/estraverse-5.2.0.tgz",
+      "integrity": "sha512-BxbNGGNm0RyRYvUdHpIwv9IWzeM9XClbOxwoATuFdOE7ZE6wHL+HQ5T8hoPM+zHvmKzzsEqhgy0GrQ5X13afiQ=="
     },
     "esutils": {
       "version": "2.0.2",
diff --git a/package.json b/package.json
index e257809..9db54fa 100644
--- a/package.json
+++ b/package.json
@@ -19,7 +19,7 @@
   "dependencies": {
     "escodegen": "2.0.0",
     "esprima": "4.0.1",
-    "estraverse": "5.1.0"
+    "estraverse": "5.2.0"
   },
   "devDependencies": {
     "coveralls": "3.1.0",